| 2023 | The Reporters Committee for Freedom of the Press | 990 | Chairman | 5 | $0 | $0 | View return |
| 2023 | Committee to Protect Journalists Inc. | 990 | Director (Through 10/23) | 1 | $0 | $0 | View return |
| 2022 | The Reporters Committee for Freedom of the Press | 990 | Chairman | 5 | $0 | $0 | View return |
| 2022 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The Reporters Committee for Freedom of the Press | 990 | Chairman | 3 | $0 | $0 | View return |
| 2021 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Reporters Committee for Freedom of the Press | 990 | Chairman | 3 | $0 | $0 | View return |
| 2020 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | United Jewish Federation of Northeastern New York Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Reporters Committee for Freedom of the Press | 990 | Steering Committee | 1 | $0 | $0 | View return |
| 2017 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | United Jewish Federation of Northeastern New York Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Reporters Committee for Freedom of the Press | 990 | Steering Committee | 2 | $0 | $0 | View return |
| 2016 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Lexington Center for Mental Health Services Inc. | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2016 | The Lexington School for the Deaf | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2016 | The Lexington Hearing & Speech Center Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2016 | The Lexington Vocational Services Center Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2016 | Lexington School for the Deaf Foundation Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2015 | United Jewish Federation of Northeastern New York Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Stephen C Adler and Anne H Adler Charitable Foundation | 990PF | Director | 2 | $0 | $0 | View return |
| 2015 | The Reporters Committee for Freedom of the Press | 990 | Steering Committee | 1 | $0 | $0 | View return |
| 2015 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Lexington School for the Deaf | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2015 | Lexington Center for Mental Health Services Inc. | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2015 | The Lexington Vocational Services Center Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2015 | Lexington School for the Deaf Foundation Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2015 | Ballet Austin Incorporated | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | The Lexington Hearing & Speech Center Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2014 | The Reporters Committee for Freedom of the Press | 990 | Steering Committee | 1 | $0 | $0 | View return |
| 2014 | United Jewish Federation of Northeastern New York Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Anti-Defamation League | 990 | Ch Washt'N Affairs | 7 | $0 | $0 | View return |
| 2014 | The Stephen C Adler and Anne H Adler Charitable Foundation | 990PF | Director | 2 | $0 | $0 | View return |
| 2014 | World Federation of Jewish Child Survivors of the Holocaust | 990 | Exec Vice Pres | 10 | $0 | $0 | View return |
| 2014 | The Stephen C Adler and Anne H Adler Charitable Foundation | 990PF | Director | 2 | $0 | $0 | View return |
| 2014 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | The Lexington Vocational Services Center Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2014 | Lexington School for the Deaf Foundation Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2014 | Ballet Austin Incorporated | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | The Lexington Hearing & Speech Center Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2014 | The Lexington School for the Deaf | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2014 | Lexington Center for Mental Health Services Inc. | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2013 | United Jewish Federation of Northeastern New York Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Texas Tribune Inc. | 990 | Director | 1 | - | - | View return |
| 2013 | The Stephen C Adler and Anne H Adler Charitable Foundation | 990PF | Director | 2 | $0 | $0 | View return |
| 2013 | Anti-Defamation League | 990 | Mbr Nc;Chair Washt'N Affairs | 6 | $0 | $0 | View return |
| 2013 | World Federation of Jewish Child Survivors of the Holocaust | 990 | Exec Vice Pres | 10 | $0 | $0 | View return |
| 2013 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Texas Tribune Inc. | 990 | Board Chairman | 5 | - | - | View return |
| 2013 | Ballet Austin Incorporated | 990 | Board Member | 1 | $0 | $0 | View return |
| 2012 | The Stephen C Adler and Anne H Adler Charitable Foundation | 990PF | Director | 2 | $0 | $0 | View return |
| 2011 | The Stephen C Adler and Anne H Adler Charitable Foundation | 990PF | Director | 2 | $0 | $0 | View return |